How long is the flight from Hong Kong to St. Louis?

For as low as HK$9,472, American Airlines can have you in St. Louis from Hong Kong in 26h 35m. The distance from Hong Kong to St. Louis is about 12760 km.

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 inches per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

What is the cheapest time of day to fly from HKG to STL?

When flying from Hong Kong to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Hong Kong to St. Louis that include hotel bookings?

Yes. In addition to deals on Hong Kong to St. Louis flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Hong Kong to St. Louis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to St. Louis.

Can I find deals for business class flights from Hong Kong to St. Louis?

Yes. Cheapflights offers flight deals from Hong Kong to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

HK$3,869+ Cheap Flights from Hong Kong to St. Louis

Cheap flight deals from Hong Kong to St. Louis

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Hong Kong to St. Louis
Explore the most affordable flight options available from Hong Kong to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 October 2026.

Wed 28-1000:55 -

2 stops26h 35m

Mon 2-1108:10 -

1 stop30h 55m

Deal found 7-10HK$9,472

Fri 6-1111:20 -

2 stops27h 10m

Fri 13-1119:05 -

2 stops26h 45m

Deal found 7-10HK$10,445

Fri 6-1112:40 -

1 stop22h 02m

Fri 13-1114:54 -

2 stops25h 26m

Deal found 7-10HK$11,756

Thu 29-1013:05 -

1 stop23h 54m

Mon 2-1106:00 -

1 stop20h 45m

Deal found 7-10HK$12,768

Thu 29-1010:20 -

2 stops26h 39m

Mon 2-1106:00 -

2 stops26h 55m

Deal found 7-10HK$12,870

Fri 6-1121:00 -

3 stops36h 23m

Fri 13-1115:15 -

3 stops36h 25m

Deal found 7-10HK$29,813

Find flight deals from Hong Kong to St. Louis

Round-trip from	HK$9,472
One-way from	HK$3,869

American Airlines
28-10-2-11
3 total stops
57h 30m total
Hong Kong to St. Louis

Search Deals

19-10-31-12
2 total stops
28h 14m total
Hong Kong to St. Louis

Search Deals

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Mon 19-10

08:45-23:59

2 stops28h 14m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$3,869

Fastest return journey

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Mon 16-11

15:45-23:59

2 stops22h 14m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$4,685

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Sun 7-2

20:05-17:45

2 stops35h 40m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$6,537

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Wed 28-10

00:55-14:30

2 stops26h 35m

Lambert-St Louis

Mon 2-11

08:10-05:05

1 stop30h 55m

HK$9,472

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Fri 6-11

11:20-00:30

2 stops27h 10m

Lambert-St Louis

Fri 13-11

19:05-11:50

2 stops26h 45m

HK$10,445

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Sun 25-10

01:55-23:59

3 stops59h 04m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$11,167

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Tue 27-10

07:35-23:59

3 stops29h 24m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$11,371

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Thu 29-10

13:05-23:59

1 stop23h 54m

Lambert-St Louis

Mon 2-11

06:00-16:45

1 stop20h 45m

HK$12,768

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Thu 29-10

10:20-23:59

2 stops26h 39m

Lambert-St Louis

Mon 2-11

06:00-22:55

2 stops26h 55m

HK$12,870

Flights are sorted by cheapest return flights first.

Deals found on 5-10

Sorted by cheapest first

Best time to book a flight from Hong Kong to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Hong Kong with our price prediction graph.

HKG-STL

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

How long is the flight from Hong Kong to St. Louis?
For as low as HK$9,472, American Airlines can have you in St. Louis from Hong Kong in 26h 35m. The distance from Hong Kong to St. Louis is about 12760 km.
Can I find deals for flights from Hong Kong to St. Louis that include hotel bookings?
Yes. In addition to deals on Hong Kong to St. Louis flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Hong Kong to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to St. Louis.
Can I find deals for business class flights from Hong Kong to St. Louis?
Yes. Cheapflights offers flight deals from Hong Kong to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Cheapflights makes it easy to find Hong Kong to St. Louis flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to St. Louis?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to St. Louis from Hong Kong.

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Cheap flights from Hong Kong to St. Louis from HK$3,869

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19-10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Hong Kong to St. Louis

Cheapest flights from Hong Kong to St. LouisExplore the most affordable flight options available from Hong Kong to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 October 2026.

Explore the most affordable flight options available from Hong Kong to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 October 2026.

Best flights from Hong Kong to St. LouisDiscover carefully curated flight deals from Hong Kong to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Discover carefully curated flight deals from Hong Kong to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Last-minute flights from Hong Kong to St. LouisDiscover last-minute flight deals from Hong Kong to St. Louis. Data last updated 9 October 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to St. Louis. Data last updated 9 October 2026 and is based on user searches.

One-way flights from Hong Kong to St. LouisSearch for one-way flight options from Hong Kong to St. Louis. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.

Search for one-way flight options from Hong Kong to St. Louis. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.

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Best time to book a flight from Hong Kong to St. Louis

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Related info for your journey

How long is the flight from Hong Kong to St. Louis?

Can I find deals for flights from Hong Kong to St. Louis that include hotel bookings?

How can I find direct flights from Hong Kong to St. Louis?

Can I find deals for business class flights from Hong Kong to St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hong Kong to St. Louis

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Complete your trip

Complete your trip to St. Louis by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

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Search flights from Hong Kong to St. Louis by cabin class

Find flights from Hong Kong to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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How does Cheapflights help users find flights from Hong Kong to St. Louis?

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Cheapest flights from Hong Kong to St. Louis
Explore the most affordable flight options available from Hong Kong to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 October 2026.

Best flights from Hong Kong to St. Louis
Discover carefully curated flight deals from Hong Kong to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Last-minute flights from Hong Kong to St. Louis
Discover last-minute flight deals from Hong Kong to St. Louis. Data last updated 9 October 2026 and is based on user searches.

One-way flights from Hong Kong to St. Louis
Search for one-way flight options from Hong Kong to St. Louis. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.